Home Chemistry Surface Chemistry JEE Main 2025 What happens when a lyophilic sol is added t…
Chemistry Surface Chemistry JEE Main 2025 Single Correct MCQ
Published on: August 12, 2026

What happens when a lyophilic sol is added to a lyophobic sol?

A
Film of lyophobic sol is formed over lyophilic sol.
B
Lyophilic sol is dispersed in lyophobic sol.
C
Film of lyophilic sol is formed over lyophobic sol.
D
Lyophobic sol is coagulated

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The correct answer is:
C

When a lyophilic sol is added to a lyophobic sol, the lyophilic sol forms a protective film around the lyophobic sol particles, preventing their aggregation or coagulation. This process is known as "protection" and is used to stabilize lyophobic sols.

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